<template>
	<view class="pics">
		<scroll-view class="left" scroll-y>
			<view 
				@click="leftClickHandle(index,item.id)"
				:class="actice===index?'active':''"
				v-for="(item,index) in cates"
				:key="item.id">
				{{item.title}}
			</view>
		</scroll-view>
		
		<scroll-view class="right" scroll-y>\
			<view class="item" v-for="item in secondData" :key="item.id">
				<image :src="item.img_url" @click="previewImg(item.img_url)" mode=""></image>
				<text>{{item.title}}</text>
			</view>
			<text v-if="secondData.length ===0">暂无数据</text>
		</scroll-view>
	</view>
</template>

<script>
	export default {
		data() {
			return {
			cates:[],
			active:0,
			secondData:[]	
			}
		},
		methods: {
			async getPicsCate(){
			const res = await this.$myRequest({
				utl:'/api/getimgCategory'
			})
			this.cates = res.data.message
		this.leftClickHandle(0,this.cates[0].id)
		},
		async leftClickHandle(index,id){
			this.active = index
			const res = await this.$myRequest({
				url:'/api/getimages/'+id
			})
			this.secondData = res.data.message
		},
		previewImg(current){
			const urls = this.secondData.map(item=>{
				return item.img_url
			})
			uni.previewImage({
				current,
				urls
			})
		}	
		},
		onLoad() {
				this.getPicsCate()
			}
	}
</script>

<style lang="scss">
page{
	height: 100%;
}
.pics{
	height: 100%;
	display: flex;
	.left{
		width: 200rpx;
		height: 100%;
		border-right:1px solid #eee;
		view{
			height: 60px;
			line-height: 60px;
			color: #333;
			text-align: center;
			font-size: 30rpx;
			border-top:1px solid #eee;
		}
		.active{
			// background: $shop-color;
			color: #fff;
		}
	}
	.right{
		height: 100%;
		width: 520rpx;
		margin: 10rpx auto;
		.item{
			image{
				width: 520rpx;
				height: 520rpx;
				border-radius: 5px;
			}
			text{
				font-size: 30rpx;
				line-height: 60rpx;
			}
		}
	}
}
</style>
